UNANI MEDICINE
Unani is a kind of ancient medical system, which is gaining more and more popularity in the world. Unani medicine is based on the concept of four mental states: Felm, Blood, Yellow Bile, Black Bile. In this system, prevention of disease depends on six prerequisites: 1- wind; 2- food and water; 3- Physical movements and reactions; 4- Physical movements and reactions; 5- Sleep and insomnia and 8- Excretion and memory.